G. N. Nwaji

Evaluation of Cooling Load of a Building Envelope in Owerri, Nigeria to Support the Optimized Design of a Suitable Sub-Wet-Bulb Evaporative Cooling System

O. O. Mong, O. C. Nwufo, G. N. Nwaji, A. C. Okoronkwo & E. E. Anyanwu · Journal of Engineering Research and Reports · 2026

The work focuses on designing a comfort-cooling evaporative system for a pilot building in Owerri, using data derived from the building’s thermal conditions. The initial step involved estimating the building cooling load by identifying key design parameters, namely ambient climat...

Open access Research Article 10.9734/jerr/2026/v28i41851

Optimization Study of Collector’s Absorber Coating Parameters for Solar Thermal Heat Collection Applications

S. O. Ekekwe, O. O. Mong, G. N. Nwaji, E. C. Ndulue, O. E. Obi & E. E. Anyanwu · Journal of Materials Science Research and Reviews · 2023

The ability of a solar collector to transform (absorb) as much of the solar energy it receives into useful heat, minimizing loses of the converted energy to the environment, determines the effectiveness of the collector. These capabilities are functions of the absorber plate para...

Open access Research Article

Experimental Study of Hybrid Flat-Plate Solar Collector/Nocturnal Radiator for Water Heating and Cooling in Owerri, Nigeria

O. O. Mong, C. E. Onyeocha, G. N. Nwaji & C. O. Ndubuisi · Journal of Energy Research and Reviews · 2022

The quest for new, alternative energy sources and technologies have risen due to myriads of crises associated with fossil fuel dominated energy mix in Nigeria, in terms of supply and its adverse effect on the environment. Experimental study of hybrid flat-plate solar collector/no...

Open access Research Article 10.9734/jenrr/2022/v12i130292